暖平流

在发展阶段，700hPa层以下的温压场的斜压结构是气旋发展的重要因素，当冷平流与暖平流呈现西北&东南的偶极子型时，气旋发展；

The asymmetrical structure of the middle & low level cold and warm advection is the important factor for cyclone 's development .

暖平流及非绝热加热可使反气旋曲率加强。

The warm advection and diabatic heating can increase the curvature .

夜间200m高度以下有较强的冷平流，在250～400m高度有较弱的暖平流，冷暖温度平流对测点上空边界层温度和层结变化有显著影响；

There is strong cool advection below highs of 200 m , while the weak warm advection between the heights of 250 m and 400 m. The heat advection have significantly influence on the temperature and stratification of boundary layer ;

500hPa层持续的高空正涡度平流以及700hPa低层暖平流非常有利于低涡的维持；

The maintain positive vorticity advection in the middle troposphere and the warm advection in the lower troposphere take advantage of the vortex development and maintain ;

1979年2月平流层持续性暖平流与阻塞形势的相互联系

The relationship between persistent warm advection in the stratosphere and blocking situation in February 1979

高层冷平流、低层暖平流提供了层结条件；

Cold advection on upper lever and warm advection on low lever offered stratified conditions .

强烈的冷、暖平流空间配置使大风、沙尘暴和降温更为剧烈。

The space allocation of intense cold , worm advections intensify the strong wind , sandstorm and temperature decreasing .

流场和热力场的不对称导致台风外围东北侧存在很强的暖平流。

There was stronger warm advection in the northeast of typhoon due to the asymmetry of flow and thermal field .

不仅如此，此东南偏东气流还使得华南和东南沿海地区暖平流明显。

Not only that , this southeast-to-easterly flow also made warm advection obvious in the south china and the southeast coastal areas .

水面薄层热结构变化诱发机制的模拟研究&空气冷/暖平流效应

Simulating study on the inducing mechanism of the heat structure variation of the water surface thin layer ── effect of air cool / warm advection

在该型暴雨的发生过程中，北部冷平流具有十分重要的作用，但南部暖平流的作用也不可忽视。

We must pay attention to the southern warm thermal advection as well as the northern cold thermal advection in the cold front shear type rainstorm process .

从垂直风廓线产品来看，具有低层为暖平流、高层为冷平流的垂直分布特征。

With the clockwise movement , the echo disappeared gradually . There is warm advection in the lower and cold advection in the upper in vertical velocity profile map .

结果表明：降雪开始后相继出现的暖平流辐合、闭合零速度区和逆风区是本次暴雪天气过程多普勒速度的主要特征；

Results show that the warm advection convergence , close zero velocity field and adverse wind area which appear successively during the snowstorm are the main character of Doppler velocity .

通过对物理量的诊断分析发现，对流层中高层冷空气的下沉入侵以及对流层低层的暖平流是热带气旋变性的原因。

From the diagnosis we can find that the cause of Winnies transformation is the intrusion of cold air from the middle-upper troposphere and the warm temperature advection in the lower .

结果表明：蒙古气旋前部的暖平流、大范围正涡度区和正涡度平流导致了我国沈阳地区不稳定层结的建立和加强；

The results showed that the development and strengthen of instability stratification in Shenyang area resulted from warm advection of Mongolia cyclone foreside , large positive vorticity region and positive vorticity advection .

低层暖平流输送伴随的小幅增温和水汽输送导致的湿度层增厚在南京附近造成的不稳定是暴雨发生的热力环境。

The slight warming induced by the warm advection in the low troposphere and the thickening of humidity layer resulted from the water vapor transportation led to instability near Nanjing , which was beneficial to the heavy rainfall occurrence .

结果表明，造成气温持续偏高和破历史极值的主要原因是：在稳定的环流形势下，伊朗高原的暖气团北上东移，暖平流输送辐散下沉气流增温。

The result shows that under stable circulation , the movement of Iran Plateau air mass toward northeast and the thermal advection and directive down flow are the main causes of the persistant warm weather and the high temperature record .

冰雹产生在中低层对流不稳定、高能舌和低层暖平流、高层冷平流以及低层辐合、高层辐散的上升运动区。

Hail shooting located in the area with convective instability , high energy tongue at the middle low level , warm advection and convergence in low level and cold advection and divergence at the high level , and ascending motion .

夏季风爆发前期，南海季风区的增温主要由暖平流及非绝热加热过程（主要为凝结潜热）共同作用所致。

During the pre-onset period , the warming over the SCS monsoon region is mainly due to the warm horizontal advection and diabatic heating ( latent heat ) processes , meanwhile the warming is suppressed by the vertical adiabatic process ( cooling ) .

它们均具有典型平流冷却海雾特征：形成之前受其东南高压系统影响，黄海海域受偏南风控制，导致暖平流输送，气温明显高于海温。

They have typical characteristics of stratospheric cooling sea fog . Such as their formation were impacted by the southeast high-pressure system . So the southerly winds over the Yellow Sea resulted in warm advection , leading to warm air mass over cold sea surface .

结果表明：速度资料中的冷（暖）平流和辐合（散）与降雪的形成、维持和消散关系密切。

The result shown that the cold ( warm ) advection and convergence ( pergence ) in the velocity data were interrelated with the formation , maintenance , and disappearance of the snow-fall .

经研究发现，10hPa爆发性增温过程是暖空气由亚非中低纬向高纬和北极区内水平输送的结果。10hPa双极环流下特定辐散流场是引起暖平流输送加强、气温突升的热力学过程。

The study shows that the sudden warming at 10 hPa is a result of the horizontal transfer of the warm air from the lower latitude in Asia and Africa to the higher latitude and northern polar region .